Note 13 - Segment Information - Segment Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 26, 2017	Aug. 27, 2016	Aug. 26, 2017	Aug. 27, 2016
Sales revenue	$ 114,261	$ 104,712	$ 334,278	$ 318,252
Income (loss) from Operations	7,260	7,540	19,524	19,184
Depreciation and amortization	3,354	3,255	10,060	8,866
Capital expenditures	1,645	4,839	10,817	18,955
Operating Segments [Member] | Wholesale Segment [Member]
Sales revenue	61,757	58,303	186,025	177,785
Income (loss) from Operations	4,466	5,648	15,142	14,380
Depreciation and amortization	668	538	1,976	1,453
Operating Segments [Member] | Wholesale Segment [Member] | Non-cash Change in Accounts Payable Related to Property, Plant, and Equipment [Member]
Capital expenditures	304	2,808	4,149	5,799
Operating Segments [Member] | Company-owned Retail Stores [Member]
Sales revenue	67,402	61,216	196,139	184,754
Income (loss) from Operations	1,353	768	1,377	1,465
Depreciation and amortization	1,530	1,455	4,498	4,515
Operating Segments [Member] | Company-owned Retail Stores [Member] | Non-cash Change in Accounts Payable Related to Property, Plant, and Equipment [Member]
Capital expenditures	1,155	1,080	6,069	4,060
Operating Segments [Member] | Logistical Services [Member]
Sales revenue	24,925	22,991	71,885	71,480
Income (loss) from Operations	1,164	674	1,736	2,079
Depreciation and amortization	1,156	1,262	3,586	2,898
Operating Segments [Member] | Logistical Services [Member] | Non-cash Change in Accounts Payable Related to Property, Plant, and Equipment [Member]
Capital expenditures	186	951	599	9,096
Intersegment Eliminations [Member]
Income (loss) from Operations	277	450	1,269	1,260
Intersegment Eliminations [Member] | Logistical Services [Member]
Sales revenue	(10,816)	(9,744)	(31,751)	(30,085)
Intersegment Eliminations [Member] | Furniture and Accessories [Member]
Sales revenue	$ (29,007)	$ (28,054)	$ (88,020)	$ (85,682)